ProTek R/C 5x10x4mm Rubber Sealed "Speed" 1/8 Clutch Bearings (10)
[PTK-MR105-2RS]

ProTek R/C 5x10x4mm Rubber Sealed "Speed" 1/8 Clutch Bearings (10)
Johnathan Scott - Rating: 5 of 5 Stars! Verified Owner Thursday, July 22, 2010
if your clutch bell is aligned right on the spur gear these will last a gallon easy. i put a drop of 3n1 between races just so they don't get corroded at all. i only change them when i can't remember how long they have been in there.
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